CN214645360U

CN214645360U - Quick die change device of injection molding machine

Info

Publication number: CN214645360U
Application number: CN202120646232.XU
Authority: CN
Inventors: 梁智江
Original assignee: Shenzhen Haiyue Machinery Co ltd
Current assignee: Shenzhen Haiyue Machinery Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-09
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a quick die change device of injection molding machine, including two vaulting poles and bearing bar, two the vaulting pole is fixed connection in the both ends of bearing bar respectively, be equipped with actuating mechanism on the vaulting pole, the low side of bearing bar is equipped with link gear, link gear including the chain, the equal fixedly connected with electromagnet in both ends of chain, the equal fixedly connected with electro-magnet of bottom inner wall of two electro-magnet, and the inside of two electro-magnet is equipped with the power, electro-magnet and power electric connection, two tension spring of the top inner wall fixedly connected with of electro-magnet. The utility model discloses a set up tension spring and fly leaf in electromagnet, can take place when the unexpected condition of outage, when the electro-magnet loses magnetism, the spring can upwards pull the metal sheet through its elastic deformation in the twinkling of an eye, and the metal sheet then can promote two clamping bars and rotate to make two splint deflect, live the mould centre gripping, avoid the direct incident that causes that drops of mould.

Description

Quick die change device of injection molding machine

Technical Field

The utility model relates to an injection molding machine equipment technical field especially relates to a quick die change device of injection molding machine.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. The main forming equipment for making various shapes of plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming dies is divided into vertical, horizontal and full-electric types. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

The mould that injection molding machine was used is of a great variety, can use electromagnetic chuck to take out or put into the mould usually when changing, but the condition of outage suddenly is likely to appear when using to the consumer, if this kind of condition takes place when the retooling and then can bring the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a quick die changing device of an injection molding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a quick die change device of an injection molding machine comprises two support rods and a bearing rod, wherein the two support rods are respectively and fixedly connected with two ends of the bearing rod, a driving mechanism is arranged on each support rod, a linkage mechanism is arranged at the lower end of the bearing rod and comprises a chain, electromagnetic chucks are respectively and fixedly connected with two ends of the chain, electromagnets are respectively and fixedly connected with the inner walls of the bottom ends of the two electromagnetic chucks, a power supply is arranged inside the two electromagnetic chucks, the electromagnets are electrically connected with the power supply, two tension springs are fixedly connected with the inner walls of the top ends of the electromagnetic chucks, the bottom ends of the two tension springs are fixedly connected with the same metal plate, rectangular openings are respectively formed in two sides of the lower end of each electromagnetic chuck, clamping rods are respectively and rotatably connected with the two rectangular openings of each electromagnetic chuck, and torsion springs are fixedly connected between the clamping rods and the electromagnetic chucks, and the inner sides of the two clamping rods are fixedly connected with clamping plates, and the surfaces of the two clamping plates are coated with anti-skid coatings.

Further, actuating mechanism includes the fixed plate, the outside top of vaulting pole is located to the fixed plate cover, and the top fixedly connected with motor of fixed plate, there is first belt pulley through the key connection on the output shaft of motor.

Further, the first fixed block of bottom middle part fixedly connected with of bearing bar, first circular through-hole has been seted up to the block of first fixed block, and first fixed block rotates in circular through-hole department and is connected with the dwang, the one end that the dwang is close to first belt pulley has the second belt pulley through the key connection, the outside cover of second belt pulley and first belt pulley is equipped with same belt.

Further, the one end that the second belt pulley was kept away from to the dwang has the gear through the key-type connection, the bottom of bearing bar is in the equal fixedly connected with second fixed block of both sides department of first fixed block, two the bottom of second fixed block all rotates and is connected with the pulley, and the outside of two pulleys and gear is located to the chain cover.

Furthermore, the bottom ends of the two support rods are fixedly connected with universal wheels.

Furthermore, the outside of two vaulting poles is close to the equal fixedly connected with telescopic link in one side of electromagnet, two the equal fixedly connected with push pedal of one end of telescopic link, the push pedal is the arc.

Furthermore, the telescopic link includes interior pole and outer pole, and the body of rod of outer pole is seted up threaded through-hole, and outer pole has the bolt at threaded through-hole department threaded connection.

The utility model has the advantages that:

1. through set up tension spring and fly leaf in electromagnet, can be when electromagnet uses, the magnetism through the electro-magnet adsorbs the metal sheet, make its downstream, clamping bar and splint can keep the lax state under torque spring's effect this moment, and the unexpected condition of outage takes place, when the electro-magnet loses magnetism, the spring can upwards pull the metal sheet through its elastic deformation in the twinkling of an eye, the metal sheet then can promote two clamping bars and rotate, thereby make two splint deflect, with the mould centre gripping, avoid the direct incident that drops and cause of mould.

2. Through setting up two electromagnet, and two electromagnet connect on same root sucking disc, so can place respectively on two electromagnet and wait to trade the mould and change the mould, fall once together and accomplish the mould and change.

3. Through setting up telescopic link and push pedal, can change the position that the chain descends through the extension or shorten the telescopic link to can accurately put into the accurate position of equipment with the mould when trading the mould, avoid the trouble.

Drawings

Fig. 1 is a front view of a quick mold changing device of an injection molding machine as set forth in embodiment 1;

FIG. 2 is a plan view of a driving mechanism of a quick mold exchanging device of an injection molding machine as set forth in embodiment 1;

FIG. 3 is a sectional view of the electromagnetic chuck of the quick mold changing device of the injection molding machine set forth in embodiment 1;

fig. 4 is a front view of a quick mold exchanging apparatus of an injection molding machine set forth in embodiment 2.

In the figure: the device comprises a support rod 1, a first belt pulley 2, a bearing rod 3, a belt 4, a gear 5, a first fixing block 6, a chain 7, a pulley 8, a second fixing block 9, a universal wheel 10, an electromagnetic chuck 11, a rotating rod 12, a second belt pulley 13, a fixing plate 14, an electric motor 15, a tension spring 16, a metal plate 17, a clamping rod 18, an electromagnet 19, a torsion spring 20, a clamping plate 21, a push plate 22, an expansion rod 23 and a bolt 24.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a quick mold changing device of an injection molding machine comprises two support rods 1 and a bearing rod 3, and is characterized in that the two support rods 1 are respectively and fixedly connected to two ends of the bearing rod 3, a driving mechanism is arranged on each support rod 1, a linkage mechanism is arranged at the lower end of the bearing rod 3, the linkage mechanism comprises a chain 7, electromagnetic chucks 11 are respectively and fixedly connected to two ends of the chain 7, electromagnets 19 are respectively and fixedly connected to inner walls of the bottom ends of the two electromagnetic chucks 11, a power supply is arranged inside the two electromagnetic chucks 11, the electromagnets 19 are electrically connected to the power supply, two tension springs 16 are respectively and fixedly connected to inner walls of the top ends of the electromagnetic chucks 11, the bottom ends of the two tension springs 16 are respectively and fixedly connected to a same metal plate 17, rectangular openings are respectively formed in two sides of the lower end of each electromagnetic chuck 11, and clamping rods 18 are respectively and rotatably connected to the electromagnetic chucks 11 at the two rectangular openings, a torsion spring 20 is fixedly connected between the clamping rods 18 and the electromagnetic chuck 11, clamping plates 21 are fixedly connected to the inner sides of the two clamping rods 18, and anti-skid coatings are coated on the surfaces of the two clamping plates 21.

The driving mechanism comprises a fixing plate 14, the fixing plate 14 is sleeved on the top end of the outer portion of the support rod 1, the top end of the fixing plate 14 is fixedly connected with an HC-KFS23 type motor 15, and an output shaft of the motor 15 is connected with a first belt pulley 2 through a key. The bottom middle part fixedly connected with of bearing bar 3 is first fixed block 6, first circular through-hole has been seted up to the block of first fixed block 6, and first fixed block 6 rotates in circular through-hole department and is connected with dwang 12, dwang 12 is close to the one end of first belt pulley 2 and has second belt pulley 13 through the key connection, the outside cover of second belt pulley 13 and first belt pulley 2 is equipped with same belt 4. Dwang 12 keeps away from the one end of second belt pulley 13 and has gear 5 through the key-type connection, the bottom of bearing bar 3 is in the equal fixedly connected with second fixed block 9 of both sides department of first fixed block 6, two the bottom of second fixed block 9 is all rotated and is connected with

pulley

8, and 7 covers of chain locate the outside of two pulley 8 and gear 5. The bottom ends of the two support rods 1 are fixedly connected with universal wheels 10.

The working principle is as follows: when a mold is replaced, the device is moved to an injection molding machine, one electromagnetic chuck 11 is selected, an electromagnet 19 is electrified to adsorb the mold to be replaced, the position of the device is adjusted, the other electromagnetic chuck 11 is positioned at the top end of the mold to be replaced, a motor 15 is started, the electromagnetic chuck 11 is lowered to be in contact with the mold to be replaced, the electromagnetic chuck 11 is electrified, the mold to be replaced is adsorbed through the magnetism of the electromagnet 19, then an external power supply is connected with the motor 15 and started, the motor 15 drives a first belt pulley 2 to rotate, the first belt pulley 2 drives a second belt pulley 13 to rotate through a belt 4, the second belt pulley 13 drives a gear 5 to rotate through a rotating rod 12, the gear 5 can drive a chain 7 to enable the mold to be replaced to ascend and the mold to be replaced to descend, and therefore mold replacement can be completed.

In the mould replacement process, if the condition of 19 deenergizations of electro-magnet, then electro-magnet 19 can stop the adsorption to metal sheet 17, metal sheet 17 then can be pulled by tension spring 16 and rise, metal sheet 17 promotes clamping bar 18 and deflects this moment, clamping bar 18 drives splint 21 and deflects and can press from both sides the mould, and give electro-magnet 19 circular telegram when using again, electro-magnet 19 then adsorbs metal sheet 17 and descends, make clamping bar 18 rotatable, can let clamping bar 18 and splint 21 keep the lax state under torsion spring 20's effect this moment, do not influence the original effect of electromagnet.

Example 2

Referring to fig. 4, compared with embodiment 1, in order to improve the safety degree of the mold replacement process, the embodiment of the quick mold changing device for an injection molding machine includes two telescopic rods 23 fixedly connected to one sides of the outside of the support rods 1, which are close to the electromagnetic chuck 11, and two push plates 22 fixedly connected to one ends of the telescopic rods 23, wherein the push plates 22 are arc-shaped. The telescopic rod 23 comprises an inner rod and an outer rod, a threaded through hole is formed in the rod body of the outer rod, and a bolt 24 is connected to the outer rod through the threaded through hole in a threaded mode.

The working principle is as follows: when a mold is replaced, the device is moved to an injection molding machine, one electromagnetic chuck 11 is selected, an electromagnet 19 is electrified to adsorb the mold to be replaced, the position of the device is adjusted, the other electromagnetic chuck 11 is positioned at the top end of the mold to be replaced, a motor 15 is started, the electromagnetic chuck 11 is lowered to be in contact with the mold to be replaced, the electromagnetic chuck 11 is electrified, the mold to be replaced is adsorbed through the magnetism of the electromagnet 19, then an external power supply is connected to the motor 15 and started, the motor 15 drives a first belt pulley 2 to rotate, the first belt pulley 2 drives a second belt pulley 13 to rotate through a belt 4, the second belt pulley 13 drives a gear 5 to rotate through a rotating rod 12, the gear 5 rotates to drive a chain 7, the mold to be replaced is raised and the mold to be replaced is lowered, in the mold replacing process, when the height of the mold to be replaced is higher than that of the mold to be replaced, a telescopic rod 23 can be extended, promote chain 7 through telescopic link 23, adsorbed change mould removal under the electromagnetic chuck 11 can be driven to chain 7, can be fixed with telescopic link 23's length through bolt 24 when changing the mould and being adjusted to remove the position of placing on the injection molding machine, so can accomplish the mould and change.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A quick die change device of an injection molding machine comprises two support rods (1) and a bearing rod (3), and is characterized in that the two support rods (1) are respectively and fixedly connected to two ends of the bearing rod (3), a driving mechanism is arranged on each support rod (1), a linkage mechanism is arranged at the lower end of the bearing rod (3), the linkage mechanism comprises a chain (7), electromagnetic chucks (11) are fixedly connected to two ends of the chain (7), electromagnets (19) are fixedly connected to inner walls of the bottom ends of the two electromagnetic chucks (11), a power supply is arranged inside each electromagnetic chuck (11), the electromagnets (19) are electrically connected with the power supply, two tension springs (16) are fixedly connected to inner walls of the top ends of the electromagnetic chucks (11), the bottom ends of the two tension springs (16) are fixedly connected with the same metal plate (17), and rectangular openings are formed in two sides of the lower end of each electromagnetic chuck (11), and the electromagnetic chuck (11) is connected with clamping bars (18) at two rectangular openings in a rotating manner, a torsion spring (20) is fixedly connected between the clamping bars (18) and the electromagnetic chuck (11), clamping plates (21) are fixedly connected with the inner sides of the two clamping bars (18), and anti-skid coatings are coated on the surfaces of the clamping plates (21).

2. The quick die change device of the injection molding machine according to claim 1, wherein the driving mechanism comprises a fixing plate (14), the fixing plate (14) is sleeved on the top end of the outer part of the support rod (1), the top end of the fixing plate (14) is fixedly connected with a motor (15), and an output shaft of the motor (15) is connected with the first belt pulley (2) through a key.

3. The quick die change device of injection molding machine of claim 2, characterized in that, the first fixed block (6) of bottom middle part fixedly connected with of bearing bar (3), first circular through-hole has been seted up to the block of first fixed block (6), and first fixed block (6) rotate in circular through-hole department and be connected with dwang (12), there is second belt pulley (13) through key connection in the one end that dwang (12) is close to first belt pulley (2), the outside cover of second belt pulley (13) and first belt pulley (2) is equipped with same belt (4).

4. The quick die change device of the injection molding machine according to claim 3, wherein one end of the rotating rod (12) far away from the second belt pulley (13) is connected with the gear (5) through a key, the bottom end of the bearing rod (3) is fixedly connected with the second fixing blocks (9) at two sides of the first fixing block (6), the two bottom ends of the second fixing blocks (9) are rotatably connected with the pulleys (8), and the chain (7) is sleeved outside the two pulleys (8) and the gear (5).

5. The quick mold changing device of an injection molding machine according to claim 1, wherein universal wheels (10) are fixedly connected to the bottom ends of the two support rods (1).

6. The quick die change device of the injection molding machine according to claim 1, wherein the outer portions of the two support rods (1) close to one side of the electromagnetic chuck (11) are fixedly connected with telescopic rods (23), one ends of the two telescopic rods (23) are fixedly connected with push plates (22), and the push plates (22) are arc-shaped.

7. The device for quickly changing the mold of an injection molding machine according to claim 6, wherein the telescopic rod (23) comprises an inner rod and an outer rod, the rod body of the outer rod is provided with a threaded through hole, and the outer rod is in threaded connection with a bolt (24) at the threaded through hole.